Amit can do a piece of work in 4 days an...

Amit can do a piece of work in 4 days and Sumit can do it in 6 days How long will they take, if both Amit and Sumit work together ?

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RD SHARMA ENGLISH-TIME AND WORK-All Questions

Amit can do a piece of work in 4 days and Sumit can do it in 6 days Ho...
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